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Using jquery to get element's position relative to viewport

... The easiest way to determine the size and position of an element is to call its getBoundingClientRect() method. This method returns element positions in viewport coordinates. It expects no arguments and returns an object with properties left, right, top, and bott...
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Canvas width and height in HTML5

Is it possible to fix the width and height of an HTML5 canvas element? 4 Answers 4 ...
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Matplotlib discrete colorbar

...d) is making 0 showup as grey. For images i often use the cmap.set_bad() and convert my data to a numpy masked array. That would be much easier to make 0 grey, but i couldnt get this to work with the scatter or the custom cmap. As an alternative you can make your own cmap from scratch, or read-o...
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How to put the legend out of the plot

... 3], label='Line 1') p2, = plt.plot([3, 2, 1], label='Line 2') plt.legend(handles=[p1, p2], title='title', bbox_to_anchor=(1.05, 1), loc='upper left', prop=fontP) As noted by Mateen Ulhaq, fontsize='xx-small' also works, without importing FontProperties. plt.legend(handles=[p1, p2], title='title...
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How to convert an integer to a string in any base?

...does include a fast, completely general int-to-string conversion function, and can be built for such ancient versions -- you may need to try older releases since the recent ones have not been tested for venerable Python and GMP releases, only somewhat recent ones), or, for less speed but more conven...
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Declaring variables inside or outside of a loop

...that str absolutely ought to be declared within the while loop. No ifs, no ands, no buts. The only case where this rule might be violated is if for some reason it is of vital importance that every clock cycle must be squeezed out of the code, in which case you might want to consider instantiating s...
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How to read the content of a file to a string in C?

...least lines of code, however you want to interpret it) to open a file in C and read its contents into a string (char*, char[], whatever)? ...
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Why does Lua have no “continue” statement?

I have been dealing a lot with Lua in the past few months, and I really like most of the features but I'm still missing something among those: ...
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MySQL - Rows to Columns

... I'm going to add a somewhat longer and more detailed explanation of the steps to take to solve this problem. I apologize if it's too long. I'll start out with the base you've given and use it to define a couple of terms that I'll use for the rest of this p...
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How do I install from a local cache with pip?

...irtualenv environments. Is there a way that I can download a package once and then have pip install from a local cache? ...